Base | Representation |
---|---|
bin | 1001110010010… |
… | …00111110000110 |
3 | 12201110111022102 |
4 | 10321020332012 |
5 | 132003302224 |
6 | 12051232102 |
7 | 2014510034 |
oct | 471107606 |
9 | 181414272 |
10 | 82087814 |
11 | 42377876 |
12 | 235a8632 |
13 | 14011793 |
14 | ac8b554 |
15 | 73174ae |
hex | 4e48f86 |
82087814 has 8 divisors (see below), whose sum is σ = 127103808. Its totient is φ = 39719880.
The previous prime is 82087813. The next prime is 82087871. The reversal of 82087814 is 41878028.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82087813) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661937 + ... + 662060.
It is an arithmetic number, because the mean of its divisors is an integer number (15887976).
Almost surely, 282087814 is an apocalyptic number.
82087814 is a deficient number, since it is larger than the sum of its proper divisors (45015994).
82087814 is a wasteful number, since it uses less digits than its factorization.
82087814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1324030.
The product of its (nonzero) digits is 28672, while the sum is 38.
The square root of 82087814 is about 9060.2325577217. The cubic root of 82087814 is about 434.6031771105.
The spelling of 82087814 in words is "eighty-two million, eighty-seven thousand, eight hundred fourteen".
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